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The cosmic start of lightning

Even though lightning is a common phenomenon, the exact mechanism triggering a lightning discharge remains elusive. Scientists at the Dutch national research institute for mathematics CWI, the University ...

dateJul 01, 2015 in General Physics
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Air Force scientists are working on hypersonic air vehicle

Engineers said the US Air Force is getting closer to testing a hypersonic weapon. They are developing a hypersonic weapon based on an experimental scramjet program. What is a scramjet? NASA said in a "scramjet," or Supersonic Combustion Ramjet, the oxygen needed by the engine to com ...

dateJun 07, 2015 in Engineering weblog
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